package com.example.sys.attachment.constant;

public class FileConstant {

    public static final String XLS = ".xls";

    public static final String XLSX = ".xlsx";

    public static final String DOC = ".doc";

    public static final String DOCX = ".docx";

    public static final String PPT = ".ppt";

    public static final String PPTX = ".pptx";
}
